Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

Lost Trail Pass (ITD87)

Lat: 45.69302°NLon: 113.94835°WElev: 7090.0ft.

unknown precip

37°F

3°C

Humidity 76%
Wind Speed SW 6 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility 1.24 mi
Wind Chill32°F (0°C)
Last update 15 Apr 02:45 PM MDT
Extended Forecast for

8 Miles WNW Gibbonsville ID

Winter Weather Advisory April 15, 06:00pm until April 16, 09:00am
Click here for hazard details and duration
Winter Weather Advisory
  • This Afternoon

    This Afternoon: Snow showers, mainly after 5pm. Some thunder is also possible.  High near 35. Southwest wind around 18 mph, with gusts as high as 34 mph.  Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.

    High: 35 °F

    Snow Showers

  • Tonight

    Tonight: Snow showers before 9pm, then snow likely, mainly after 5am. The snow could be heavy at times. Some thunder is also possible.  Low around 13. Wind chill values as low as -1. West northwest wind 11 to 18 mph, with gusts as high as 34 mph.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 13 °F

    Heavy Snow
    then Snow
    Likely

  • Thursday

    Thursday: Snow.  High near 20. Wind chill values as low as -1. West northwest wind 11 to 18 mph, with gusts as high as 32 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 20 °F

    Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around 16. West wind 10 to 18 mph, with gusts as high as 32 mph.  New snow accumulation of around an inch possible.

    Low: 16 °F

    Chance Snow

  • Friday

    Friday: Snow likely.  Mostly cloudy, with a high near 26. West wind 9 to 14 mph, with gusts as high as 26 mph.  Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 26 °F

    Snow Likely

  • Friday Night

    Friday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Snow showers, mainly after 5pm. Some thunder is also possible. High near 35. Southwest wind around 18 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Snow showers before 9pm, then snow likely, mainly after 5am. The snow could be heavy at times. Some thunder is also possible. Low around 13. Wind chill values as low as -1. West northwest wind 11 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Thursday
Snow. High near 20. Wind chill values as low as -1. West northwest wind 11 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 16. West wind 10 to 18 mph, with gusts as high as 32 mph. New snow accumulation of around an inch possible.
Friday
Snow likely. Mostly cloudy, with a high near 26. West wind 9 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Friday Night
Mostly clear, with a low around 17.
Saturday
Mostly sunny, with a high near 38.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
Mostly sunny, with a high near 53.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
A slight chance of rain and snow. Mostly sunny, with a high near 54.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 35.
Wednesday
A chance of rain and snow. Partly sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles WNW Gibbonsville ID
 45.6°N 114.08°W (Elev. 8638 ft)
2:01 pm MDT Apr 15, 2026
3pm MDT Apr 15, 2026-6pm MDT Apr 22, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database